an.auger. He wasn't sure if selling an auger counted as Business Income (line 12) or Farm Income (line 18).In 1979 when the John Deere Model 7720 combine was manufactured, it was technologically and economically feasible to design the vertical auger of the combine by incorporating a smaller rear cleanout door, trimming the auger flighting, In 1979 when the John Deere Model 7720 combine . . . was manufactured, it was technologically and economically feasible to design the vertical auger of the combine by incorporating a smaller rear cleanout door, trimming the auger flighting,